Diksha628 commented on code in PR #4636:
URL: https://github.com/apache/hive/pull/4636#discussion_r1379601780
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ql/src/test/results/clientpositive/llap/special_character_in_tabnames_quotes_1.q.out:
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@@ -3071,23 +3086,49 @@ STAGE PLANS:
Tez
#### A masked pattern was here ####
Edges:
- Reducer 2 <- Map 1 (CUSTOM_SIMPLE_EDGE), Reducer 6 (CUSTOM_SIMPLE_EDGE)
+ Reducer 2 <- Map 1 (CUSTOM_SIMPLE_EDGE), Reducer 7 (CUSTOM_SIMPLE_EDGE)
Reducer 3 <- Reducer 2 (SIMPLE_EDGE), Reducer 5 (SIMPLE_EDGE)
Reducer 4 <- Reducer 3 (SIMPLE_EDGE)
Reducer 5 <- Map 1 (SIMPLE_EDGE)
- Reducer 6 <- Reducer 5 (CUSTOM_SIMPLE_EDGE)
+ Reducer 6 <- Map 1 (SIMPLE_EDGE)
+ Reducer 7 <- Reducer 6 (CUSTOM_SIMPLE_EDGE)
#### A masked pattern was here ####
Vertices:
Map 1
Map Operator Tree:
TableScan
alias: b
+ filterExpr: ((p_size is not null and p_mfgr is not null) or
((p_size < 10) and p_mfgr is not null) or (p_size < 10)) (type: boolean)
Statistics: Num rows: 26 Data size: 5798 Basic stats:
COMPLETE Column stats: COMPLETE
- Reduce Output Operator
- null sort order:
- sort order:
+ Filter Operator
+ predicate: (p_size is not null and p_mfgr is not null)
(type: boolean)
Statistics: Num rows: 26 Data size: 5798 Basic stats:
COMPLETE Column stats: COMPLETE
- value expressions: p_name (type: string), p_mfgr (type:
string), p_size (type: int)
+ Reduce Output Operator
+ null sort order:
+ sort order:
+ Statistics: Num rows: 26 Data size: 5798 Basic stats:
COMPLETE Column stats: COMPLETE
+ value expressions: p_name (type: string), p_mfgr (type:
string), p_size (type: int)
+ Filter Operator
+ predicate: ((p_size < 10) and p_mfgr is not null) (type:
boolean)
+ Statistics: Num rows: 5 Data size: 510 Basic stats:
COMPLETE Column stats: COMPLETE
+ Select Operator
+ expressions: p_mfgr (type: string), p_size (type: int)
+ outputColumnNames: _col0, _col1
+ Statistics: Num rows: 5 Data size: 510 Basic stats:
COMPLETE Column stats: COMPLETE
+ Group By Operator
+ aggregations: min(_col1)
+ keys: _col0 (type: string)
+ minReductionHashAggr: 0.4
+ mode: hash
+ outputColumnNames: _col0, _col1
Review Comment:
There are now extra group by operators, because after adding one more
filter, the reducer 5 is now divided into 2 reducers. Both sharing the same
parent operator, which makes it look like an extra group by is added.
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